Warnerwoods Company uses a perpetual inventory system. It entered into the following purchases and sales transactions for March.

I am not sure my answers are right and on the last one, I don't know how to complete it.

Required information [The following information applies to the questions displayed below.] Warnerwoods Company uses a perpetual inventory system. It entered into the following purchases and sales transactions for March. Activities Date Mar. 1 Beginning inventory Mar.5 Purchase Mar. 9 Sales Mar. 18 Purchase Mar. 25 Purchase Mar. 29 Sales Units Sold at Retail Units Acquired at Cost 150 units $52.00 per unit 250 units $57.00 per unit 310 units $87.00 per unit 110 units$62.00 per unit 200 units $64.00 per unit 180 units $97.00 per unit 490 units Totals 710 units 3. Compute the cost assigned to ending inventory using (a) FIFO, (b) LIFO, (C) weighted average, and (d) specific identification. For specific identification, the March 9 sale consisted of 90 units from beginning inventory and 220 units from the March 5 purchase; the March 29 sale consisted of 70 units from the March 18 purchase and 110 units from the March 25 purchase